Which three are capabilities of SAML-based Federated authentication? Choose 3 answers

Which three are capabilities of SAML-based Federated authentication? Choose 3 answers
A . Trust relationships between Identity Provider and Service Provider are required.
B. SAML tokens can be in XML or JSON format and can be used interchangeably.
C. Web applications with no passwords are more secure and stronger against attacks.
D. Access tokens are used to access resources on the server once the user is authenticated.
E. Centralized federation provides single point of access, control and auditing.

Answer: A,D,E